39520221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{3853}}^1$

素因数の和:4132

約数の個数: 16

約数和(自身を含む): 56977536

約数和(自身を除く): 17457315

約数列:

[1, 3, 13, 39, 263, 789, 3419, 3853, 10257, 11559, 50089, 150267, 1013339, 3040017, 13173407, 39520221]

約数ペア:

[(1, 39520221), (3, 13173407), (13, 3040017), (39, 1013339), (263, 150267), (789, 50089), (3419, 11559), (3853, 10257)]